Nortel 1150E User Manual page 143

To use Call Trace if you do not have a Call Trace Key:
Trans
or
Conf
2493
IP Phone 1150E non-ACD call features
1. Press the
Transfer
Conference
2. the Malicious Call Trace FFC.
Dial
3. Press the
Individual Line (DN)
beside the flashing LCD indicator to
return to the call.
Key or the
Key.
Key
143